20268+1656 HO  129

 
 
20h 26m 49.55s +16 56' 17.9" P.A. 163 sep 4.7 mag 9.10,13.60 Sp K0 dist. 2127.66 pc (6940.43 l.y.)
 
 
Coord 2000
20268+1656
Discov num
HO  129
Comp
Coord arcsec 2000
20 26 49.55 +16 56 17.9
Date first
1886
Date last
2015
Obs
8
Pa first
146
Pa last
163
P.A. Now (θ)
163°
Sep first
4.8
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
9.10
Mag sec
13.60
delta mag (ΔM)
4.5
Spectral class
K0 (yellow-orange)
Pri motion ra
+008
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
163.2
Precise sep
4.66
Constellation
Delphinus
SAO
106107
HIP
100846
Tycho2
1636-01078-1
Gaia DR2
72481472256
BD
BD+16 4260
Distance
2127.66
Distance ly
6940.43
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20268+1656 HO 129 1986 6 159 4.8 9.10 13.60 K0 202649.55+165617.9
20268+1656 HO 129 2000 8 167 4.0 9.10 13.60 K0 202649.55+165617.9
20268+1656 HO 129 2015 9 163 4.7 9.10 13.60 K0 202649.55+165617.9

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